Typhoon Kammuri has made landfall in the central Philippines, at the Southern end of Luzon Island.
At least 200,000 residents have been evacuated from coastal and mountainous areas over fears of flooding, storm surges and landslides.
Some events at the Southeast Asian games, which opened on Saturday, have been cancelled or re-scheduled.
Typhoon Kammuri, locally named Tisoy, made landfall in Sorsogon province, and is said to have sustained winds of up to 155 kilometer per hour , with gusts of up to 235 kilometer per hour
Storm surges of up to three meters (nearly 10ft) are expected, the weather service said.